Interpump Hollow Shaft Pump – 44 Series (SKU: W154B)

Product Overview

The Interpump W154B is a high-performance hollow shaft pump from the trusted 44 Series, engineered for industrial-grade cleaning applications. Designed for use in 150 Bar systems, it delivers 14 Lpm flow at a low-speed 1450 Rpm, ideal for extending pump life and minimizing wear. This 28mm hollow shaft model features a brass manifold and is compatible with IEC 100/112 B14 motors via B flange mounting. Suitable for professional MPU (Motor Pump Unit) builds and OEM installations.

Key Features

✅ 150 Bar working pressure – reliable performance under continuous use
✅ 14 Lpm flow rate – optimal for medium to heavy-duty cleaning applications
✅ 1450 Rpm – low-speed pump for increased durability
✅ 5.5 Hp / 4.04 kW power requirement – efficient motor pairing
✅ 28mm hollow shaft – fits IEC B14 motors with B flange
✅ Brass manifold – corrosion-resistant and durable
✅ 1/2" BSP female inlet – standard for easy plumbing integration
✅ 3/8" BSP female outlet – for flexible hose and accessory connection
✅ Genuine Interpump 44 Series – known for reliability and spares availability

Why Choose This Product?

The Interpump W154B is a top-tier choice for professionals seeking a reliable, long-lasting pump for pressure washer builds or replacements. It’s perfect for industrial and commercial cleaning environments where high pressure, consistent performance, and compatibility with IEC electric motors are essential. Its solid brass manifold and premium components ensure durability even in demanding conditions.

Order Now

Upgrade or replace with confidence. The Interpump W154B is in stock and ready to ship. Contact Flowjet Cleaning Equipment today to order or get expert advice on installation and compatibility.